Three people were killed, and three others were seriously injured after a CNG cylinder of a truck exploded while it was being refuelled at a fuel station near Tikri Kalan Metro Station in Delhi on Wednesday.

All three deceased were workers at the CNG station. One of the victims was identified as 25-year-old Manish, a resident of Baba Haridas Colony in West Delhi.

According to police, Manish was filling CNG into the truck when the cylinder exploded. He died on the spot.

Two other workers who were rushed to a nearby hospital later succumbed to their injuries. The three injured victims remain in serious condition, according to the DCP of Outer Delhi.

The Delhi Fire Service received an emergency call about the explosion at around 3:37 pm and sent six fire tenders to the spot.

Police and fire personnel were deployed in large numbers following the blast, which triggered panic in the area.

Fire officials said precautionary measures were taken and the situation was brought under control. The exact cause of the explosion is yet to be determined, and an investigation is underway. Further details about the injured are awaited.